Detergents

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

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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