Questions tagged [safety]

For questions about precautions with regard to immediate safety and security, when operating a machine, or handling printing materials.

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Which 3D filament is 100% (or close to being so) food safe and non toxic? [duplicate]

I've recently bought myself a preassembled Prusa i3 MK3S printed and made my first projects. One of them was making a cup with my name on it. I want to use it to drink tea, water etc. I know, however, ...
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1answer
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3D Printers imported from China - avoiding asbestos exposure [closed]

Many 3D printers are made in China, and as asbestos is still legal in China (with large ongoing production it seems). It is thus quite possible to end up with a 3D Printer that has asbestos parts in ...
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2answers
226 views

Best way to deal with Resin Printers in your living space

I know I did something stupid. I just had to have a SLA 3d printer. The issue being I live in a one bedroom apartment. In the months of owning it I have made lots of amazing pieces, I also for the ...
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2answers
103 views

Is there proof that 3D printer made nanoparticles are dangerous? [closed]

Facts: Breaking down (or melting) plastic creates nanoparticles.1 3D printers melt plastic.2 Therefore, 3D printers make nanoparticles.3 Nanoparticles are evil.[citation needed] Wait, What? 1. ...
4
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1answer
256 views

Are there printers that don't have thermal runaway protection?

This question asks about the reasoning behind thermal runaway protection and how to turn it on. However, how do I know if my printer does not have protection in the first place? Either because it is ...
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2answers
3k views

What is Thermal Runaway Protection?

What is Thermal Runaway Protection (TRP) and why should I enable it? How does one do so in Marlin?
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2answers
188 views

Is it safe to use a 3D printed icing smoother?

I want to 3d print my own icing smoothers, but I'm not sure if its safe to have plastic from a 3D printer in contact with cake icing. Is there any harm in this?
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2answers
3k views

Is PETG filament food safe?

I've been trying to find a 3D printer filament which would not release any chemicals if in contact with heated water for a substantial amount of time. So far, I've easily ruled out both PLA and ABS, ...
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4answers
1k views

How fast can printer head move without damaging steppers?

Is there any risk of damaging stepper motors if I set too big travel speed? What is maximum safe travel speed? My printer is a German RepRap Neo. I currently use 120 mm/s. Is it safe to ...
3
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1answer
258 views

Heatbed PID vs Bang-Bang - which one is more stressing on components?

I recently switched from Bang-Bang to PID controlled bed heating. The stock firmware pulsed On/Off with about 5 seconds each cycle. Now with PID, my bed keeps its temperature much more stable, the ...
6
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1answer
527 views

Upgrading to silicone heat bed, will it burn my house down?

I'm looking into upgrading my heated bed and replacing it with a silicone bed. I know nearly nothing about electronics, so I would like someone more knowledgeable to confirm if what I have theorized ...
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3answers
2k views

Ender 3 is capable of food safe printing?

I've been looking into the viability of manufacturing a replacement part for a kitchen blender that has a broken part. I found this page that talks about what makes a print food safe. One of the items ...
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5answers
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Serious safety concerns with living in same room as PLA 3D Printer?

I have an Ender 3 which I primarily use for printing with PLA. I haven't branched out to other materials yet. :) I've done some research into PLA fumes and airborne particulates which seemed to ...
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2answers
96 views

Out-gassing of printed material when heated

We know from this answer, 3d printed materials continue to outgas after printing and being cured. My question relates to this: How much does heating the printed object after printing (or being cured) ...
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2answers
813 views

Mains powered heatbed safety

I'm building a 40x40x40cm corexy and I am quite impatient so I want the heated to reach the target temperature as fast as possible, so I ordered a Keenovo silicone heater It is a 220VAC 1200Watt bed, ...
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1answer
392 views

MOSFET as a safety feature

When going through printer reviews, I often see the presence of a MOSFET listed as an important safety feature. I understand the MOSFET to be a transistor, but I haven't understood how it is used in ...
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6answers
5k views

Commercially available 3D printer fume and UFP extractor

Is there a commercially available fume and nano particle extractor for a 3D printer, like the Ultimaker3 extended? I'm looking for a safe solution, to use at home, for around $800.
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3answers
260 views

Is it safe to print a rotor insert for a centrifuge using a makerbot?

Laboratory centrifuges have buckets that hold the sample tubes in inserts. The buckets are the black things on the rotor in the upper left corner holding the bottles. Examples of inserts are shown ...
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2answers
2k views

Is Tetrahydrofuran viable for dissolving PLA and sticking PLA objects together?

According to Wikipedia, Tetrahydrofuran dissolves PLA. It also apparently dissolves PET. THF is considered a relatively nontoxic solvent, with the median lethal dose (LD50) comparable to that for ...
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3answers
2k views

How to transport a 3D printer? Dismount needed?

I need to transport my FDM 3D Printer because I am moving. What are the precautions that one should take? Should I dismount the motors and axes? I would definitively unplug the electronics as far as ...
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2answers
467 views

Creating positives for a food-safe silicone mold: safe?

First, a little background. A couple of years ago, I was researching making my own candy, and I came across this page: Lego brick shaped gummy candies, describing how to use real Lego bricks as a ...
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0answers
74 views

Do you provide ventillation for your 3D printer? [closed]

The university of Austin published a study saying that 3D printers emit toxic chemical vapors into the air when printing. They specifically point out that PLA vapors are shown as possible links to ...
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3answers
2k views

Can you use PLA material with food and drinks?

I would like to print fancy plastic cutlery sets or plastic glasses. Is it safe to do it? Or bad for your health, if so, why?
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4answers
5k views

Would 3d-printed objects outgas in vacuum?

I want to fabricate a sample holder and shadow masks to use in vacuum chambers. The type of printing material is not important to me PLA/ABS/PC-ABS/nylon). I'm worried that 3d printed objects (FDM) ...
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6answers
7k views

Safety precautions when using acetone

Acetone can be used to smooth ABS prints. What safety precautions should be taken during its use?
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1answer
147 views

Are there any methods of limiting exposure of hazardous fumes and odors emitted by heating the plastics?

When using thermoplastic-filament, this can be potentially hazardous, since constant printing can emit hazardous fumes and odors that may be emitted by heating the plastics. I understand it normally ...
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5answers
3k views

Is 3D printing safe for your health?

I would like to buy a 3D printer, but I'm concerned about the health risks that are associated with its operation. Some groups of scientists say it can be harmful for humans. What do I need to ...