1
Helium group to neuroregulators.
Book
Subject (ZB): ...chemical engineering...
2
Elastomers, polyisoprene to heat stabilizers.
Book
Subject (ZB): ...chemical engineering...
3
Carbon and graphige fibers to elastomers, polyethers.
Book
Subject (ZB): ...chemical engineering...
4
A to carbon.
Book
Subject (ZB): ...chemical engineering...