pls help me (ू˃̣̣̣̣̣̣︿˂̣̣̣̣̣̣ ू)

USEFUL
materials are things that have benefits when you use them
materials:
Chair
Bed
Table
Bamboo
Jars
Spoons
HARMFUL
Harmful materials brings danger and harm when misused
materials:
acids
caustic substances
disinfectants
glue
heavy metals
paint