Polymers

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J N T P H A O W P W A C Y S
K P X G N W R S N N D X L A
J O I A H W C R F T A U G E
G H H F H Y H K S X S B O O
W F O M P G N F C W R T A T
Q I G M R D L D N E C S J G
Q S V R S V N C A Q G W I K
T H J G L G A C L A W R T H
F E Q G G M T O B C D D S Y
Y G E T S I W U F T O I I E
O B Y K O Q J W E C B F H I
B G M N A P U P K Y O L E N
B U N S Y S E G V Q I U C S
M M A E B H G C T G N N B L

Clues

  • HD polyethene is made by heating ethene at ____ temperatures and pressures (3)
  • LD polyethene is flexible and can be used for bottles or (4)
  • LD polythene is made by heating ethene under _______ pressure (4)
  • Starting materials and _______ conditions affect a polymers properties. (8)

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