[jcims]

The tree F's of safety in home chemistry: fans, fire extinguishers and feet.

[jacquesm]

Fire extinguisher is a good one, also important, to know what will put out a particular fire and what ends up making things (much) worse.

[anesmike]

hot glass looks like cold glass.

[ddsea]

This quote made me wonder about analogs in other activities, e.g. woodworking.

[jcims]

lol how about the one p of woodworking: pushsticks

[jacquesm]

And no gloves. Gloves can get caught.

[andrewflnr]

Is that feet as in "wear closed toed shoes" or as in running away if necessary?

[jacquesm]

Fans to ventilate, fire extinguisher for when things go wrong, feet for when the fire extinguisher isn't enough.