More cards in this set

Card 16

Front

give 2 advantages of reinforced concrete

Back

Preview of the front of card 16

Card 17

Front

how is copper purified ?

Back

Preview of the front of card 17

Card 18

Front

what is reinforced concrete ?

Back

Preview of the front of card 18

Card 19

Front

give 2 advantages of reinforced concrete

Back

Preview of the front of card 19

Card 20

Front

how is copper purified ?

Back

Preview of the front of card 20