The axe / rock. It (mine) minerals, like germanium and diamond.
The axe is made of rock. It is used for mining minerals, like germanium and diamond.
A modern racket / carbon. It (play) badminton and tennis with friends.
A modern racket is made of carbon. It is used for playing badminton and tennis with friends.
The pillar / concrete. It (support) your house so it will not collapse.
The pillar is made of concrete. It is used for supporting your house so it will not collapse.
During the early ages of humans, they used spears. A spear / wood. Its tip / Iron. It (hunt) animals and (protect) themselves.
During the early ages of humans, they used spears. A spear is made of wood. Its tip is made of iron. It is used for hunting animals and protecting themselves.
This soundproof window / special glass. It (absorb) sound in a room.
This soundproof window is made of special glass. It is used for absorbing sound in a room.
Expensive jewelries / gold and platinum. They (decorate) a valuable object/people.
Expensive jewelries are made of gold and platinum. They are used for decorating a valuable object/people.
A winter jacket / wool. It (give) insulation during cold days.
A winter jacket is made of wool. It is used for giving insulation during cold days.
Hand sanitizers / alcohol. They (kill) germs and bacteria in your hands.
Hand sanitizers are made of alcohol. They are used for killing germs and bacteria in your hands.
These boots / leather. They (protect) our feet.
These boots are made of leather. They used for protecting our feet.
These Walls / bricks. They (divide) rooms in your house.
These Walls are made of bricks. They are used for dividing rooms in your house.
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