Teacher's Handout - Part 2

1. Prepared by Miss Lena Teo Student’s copy
did you know...
Some washing machines use 6 liters of water per kg of
clothes while others can use up to 20 liters per kg!
And on average, a machine uses 50 liters of water.
Thus, it is important to make sure that
the new washing machine you buy is water efficient.
Remember to adjust the water capacity
according to the load you are washing as well!

2. Prepared by Miss Lena Teo Student’s copy
Water Resource Management in Singapore
Measure taken to
avoid water shortage
Explain the
measure
Describe the
advantages
Describe the
disadvantages
Reduce water
demand by
reducing
water
consumption
1) Pricing of
water
 The _____________________________
is a pricing system where an additional
amount of money is charged based on
__________________________.
 It thus encourages people to ___________
___________________ because the more
water they use, the __________________.
 Water pricing allows people to
be ______________________
_______________.
 It reflects the _____________
____________________, thus
people can _______________
________________________.
 For industries that use a lot of
water, water pricing __________
__________________________.
 Water pricing may not affect
those who __________________
_____________. Thus, they may
___________________________
__________________.
2) Public
education
 PUB started the ____________________
________________ to allow consumers to
make _______________ when purchasing
household products (encourages them to
buy ____________________ products).
 In the PUB’s water-saving kit, there is a
__________________ that can be placed
on taps to allow residents to __________
_____________________ from their taps.
 Public education can teach
many people about the
________________________.
 It has the ________________
______________________ in
people’s water use habits.
 It takes time to ______________
___________.
 Its success depends on ________
__________________________.
Some people may ignore the
advices given.
Increase
water supply
3) Local
catchment
water
 Rainwater collected in rivers, streams,
drains, canals and stormwater collection
ponds is ___________________________
where it is stored.
 Local catchment takes
advantage of ______________
____________.
 Local catchment areas can
also be __________________.
 Land used for local catchment
implies ____________________
______________ such as housing
and industry.
 When there is _______________
_________, local catchment
areas are ineffective.

3. Prepared by Miss Lena Teo Student’s copy
4) Import
water
 ____________ were built to ___________
_______________________ to Singapore.
 Importing water does not
require land and hence ______
________________________.
 It is a ___________________
than desalinated water or
NEWater.
 Imported water ______________
__________________________.
 Water agreements ____________
______________ and there is no
___________________________
5) NEWater  1. _____________________________ 
2. _____________  3. _____________
 4. _____________________.
 NEWater is ______________
______________ because it is
produced from used water
 It is _______________________.
 The public may not be receptive
to this new technology of
obtaining water from used water.
6) Desalinated
water
 Desalination ____________________ and
__________________ from water.
 Pre-treatment process  reverse osmosis
 blended with treated water
 Desalinated water is ________
_______________ and _____
________________________
during a long dry spell.
 It is attractive since Singapore
is ______________________
_________________.
 It is _______________________
as the production is ___________
______________.
 Large amounts of ____________
__________ are produced during
the desalination process. If they
are _________________ into the
oceans, it may result in
____________.
Protect our
water supply
& resources
7) PUB  Encourage the community to value water
through the:
o ABC Waters programme
o Friends of Waters programme
o ABC Waters Learning Trail
 Protecting waterways is a
________________________
to ensure clean water.
 Its success depends on ________
____________________ and the
__________________________.