| A | B |
| FIRE | Know locations of fire extinguisher/blanket/exits. |
| CHEMICAL BURN | Wear gloves when handling acids/bases |
| POISON HAZARD | Never taste or breathe chemicals. |
| THERMAL BURN | Avoid direct contact with hot items. |
| CUTS | Use caution with glass items |
| EYE HAZARD | Always wear eye goggles |
| DISPOSAL HAZARD | Dispose of chemicals properly |
| INGESTION HAZARD | Never eat or drink in the lab |
| PERSON/CLOTHING CONTAMINATION | Wear gloves, apron and goggles |
| BROKEN GLASS | Check glassware for cracks |
| EXPERIMENT CATCHES FIRE | Monitor lighted burner/gas valve |
| ACID BURN WHILE MIXING | Dilute acid slowly into water |
| AFTER ACCIDENT IN THE LAB | Report all accidents to instructor |
| HANDS CONTAMINATED | Wash hands after each experiment |
| INATTENTIVE STUDENTS | Must be alert |
| EYEs GETS MATERIAL IN THEM | Wash at eyewash station 15 min |
| END OF LAB, READY TO LEAVE | Clean area, turn off gases |
| HAIR GETS IN THE WAY | Pin/tie back before class |
| FEET BURNED/CONTAMINATED | Wear closed shoes |
| EXPERIMENT BUNGLED | Notify lab instructor immediately |