Detergents

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

Clues

  • What does dry cleaning use to clean stains? (8)
  • What does hydrophilic mean? (9, 2, 5)
  • What does hydrophobic mean? (8, 2, 5)
  • What does the hydrophobic part form strong intermolecular bonds with? (3, 3, 3)
  • What is a detergent made up of? (11, 5)
  • What is the 'head' of a detergent? (11)
  • What is the 'tail' of a detergent? (11)
  • Why does the detergent surround oil in fabrics? (2, 3, 3, 2, 4, 6)

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