painting

I'm getting into a few hobbies that generate some obnoxious gases and debris, like plastic lure making, soldering, painting, etc. I'm also going back to school as an old man to study chemistry and want to do some basic stuff like titrations, distillation, etc. to get back into the swing of...

Not sure sure anyone here might know this, but an art student once showed me some fascinating examples of how some artists/painters were not good at drawing a person of both genders, like a man would have difficulty in drawing/painting, say a woman, without them always looking like men / having...

I'm repainting some metal grills/gate around the house with oil based gloss paint (alkyd something in the description) which was previously painted with the same. All the surfaces are sound and smooth with just some small rust spots seeping through. I assume I don't need primer/undercoat and can...