A | B |
appears whenever live animals are studied. |  |
Appears when a sharp object is being used in lab. |  |
Appears when poisonous plants are handled. |  |
Appears when a danger to eyes exist. |  |
Appears when care should be taken when using electrical equipment. |  |
Appeards when substances used could stain or burn clothing |  |
appears when gloves should be wore. |  |
Appears when care should be taken around open flame. |  |
Appears when poisonous substance used. |  |