### Instruction:

Extract the cause and effect entities from the following sentence:
If a material passes the flammability test on a metal substrate, it shall be used on metal substrates of the same thickness or greater

### Assistant:

KEYWORD: If
VARIABLE: it
CONDITION: greater
OR: or
EFFECT_1: it shall be used on metal substrates of the same thickness
EFFECT_2: greater
CAUSE_1: a material passes the flammability test on a metal substrate

