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chemistry (bases (soap, ph scale …
chemistry
bases
soap
ph scale turnes blue
bitter
chlorine
ammonia
shampoo
baking soada
drain cleaner
7 and up is an base
acids
solution
sour
battery
ph scale turns red
lemon
vinagar
soda
7 and under acid
safty
safety glasses
gloves
DO NOT DRINK
do not smell
do not touch
wear shoes
clear table
face protection
neutral
salt