a. Never enter the laboratory unless a teacher is present
b. Never run or play in the laboratory
c. Never do a experiments unless a tacher is present
d. Never smell gases directly
e. Never look directly down the test tube or poing the mouth of a teat tube towards anyone when heating
f. No eating or drinking in the laboratory
g. Report all accident and breakage to your teacher. If any chemicals get onto your skin or chloting, wash the affected area with a large amount of water and then report it to your teacher
h. Always follow strictky the instructions given
i. Always wash hands after experiments
j. Wear safety glasses whenever necessary
k. Always read the label on a reagent bottle carefully to make sure it contains the chemical you want
l. Always handle flammable liquids with great care and keep them away from naked flames
m. Better wear laboratory jacket when you work in the laboratory
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