teacher - Never enter a lab unless a _________ is present., Listen - ________ to your teacher ., glasses - Always wear safety ______________., running - No ___________ in the lab., eat - Do not drink or ______ anything in the lab., spillage - Immediately tell your teacher if there is an accident or _________., smell - Never _________ a chemical directly., hair - Tie up long _____________., chemicals - Never mix ______________ unless told exactly what to do., glassware - Never use broken or chipped ____________ (report it to your teacher)., instructions - Read all the ______________ before starting an experiment., hands - Wash your _______ as soon as you are finished., clean - Keep your work area _________., Stand - _________ up during all experiments.,

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