- Chloroform dissolves floor wax.
- But it is not flammable.
- Stupid techs are stupid in so, so many ways.
- To wit: Do not put your bare finger in the acrylamide.
- A skull-and-crossbones is not informative enough for some people. Including stupid techs.
- Never store the TCA sideways.
- Is that smell beta-mercaptoethanol or a skunk? (AKA: Use the damn hood already.)
- Aqua regia with too much acetone... makes metal-corroding fumes. And is very dangerous.
- Never wash the LiH syringe in the isopropanol/NaOH bath.
- Especially never do it twice.*
- Never let biologists** organize the fume hood. Because ethanol plus nitric acid goes BOOM.
- Never clean out the radiation room. You will, inevitably, not like what you find.
- Chicken Incidents always smell really, really, really bad.
**e.g.: my lab. Unless said biologists know that strong acid plus volatile solvent is BAD, of course.