to make goods in large quantities in a factory
to make something hot
a round, or almost round, object or shape
not at all sensible or practical
an important part or aspect of something
a structure made of a strong material such as stone or wood that has a roof and walls, for example, a house
the continuous movement of a liquid in one direction
a flammable gas
used for describing something that exists now, especially when it might change or be replaced
a substance, especially one used for a particular purpose
a picture produced by computers
someone who travels and works in space
a way of thinking about something
to produce a copy of a computer document from a printer
a soft, dry substance that looks like dust or sand
print out
flow
material
crazy
perspective
propylene
ball
powder
astronaut
Building
feature
Existing
graphic
heat
manufactured
