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Various

"Chambers's Elementary Science Readers Book I"


_Write and learn:_
Metals are--
Heavy.
Useful.
Plentiful.
Metals can be--
Melted.
Hammered out.
Polished.
The common metals are--
Iron.
Lead.
Tin and copper.


NEEDLES. [_Page 71._

1. Needles are made of steel wire. In a needle-factory there are
hundreds of coils of wire. Some of the wire is thick enough for
darning-needles; some very thin for making sewing-needles.
2. The wire is cut by a machine. The needles are pointed on a
grindstone. The eyes are punched by another machine. Then the needles
are filed to make them smooth.
3. To make them hard, the needles are made white-hot, and put into cold
water until quite cool. They are then cleaned and polished.
4. They must be very dry before put into packets, or they will rust.
5. Many boys and girls, as well as men and women, work in
needle-factories.
_Write and learn:_
Needles are--
Smooth.
Bright.
Pointed.
Needles have--
Eyes.
Shanks.
Points.
Needles are used--
For sewing.
For darning.
For other work.


THE KNIFE. [_Page 80._

1. A knife is most useful for cutting. The blade is made of steel; the
handle of ivory, bone, or wood.


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