Section
5.1 Extension Exercise
p. 273
Antioxidants: Antidote for Oxygen
Poisoning—Extra Challenge
5. Some antioxidants are commonly
used in the food preparation industry. Research butylated hydroxytoluene
(BHT) to find out where and how it is used. |
BHA
and BHT
This page describes what BHA and BHT are and provides information
on which foods contain these compounds for purposes of preservation.
The safety level of these compounds is also discussed and
additional readings and references are suggested. |
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Section
5.11 Extension Exercise
p. 295
Explore an Issue: Hydrogen Power
¾ Extra Challenge
(a) Research the use of hydrogen fuel to find more background
information. Record whether this information is useful for the
pro or con side of the statement. Be sure to keep track of your
sources. |
| Hydrogen
Infrastructure Deployment is the Key Component to U.S. and Canada
Having One Million Fuel Cell Vehicles by 2015
Allied Business Intelligence Inc. produced
this detailed article about the future of hydrogen as a viable
vehicle fuel. |
| Canada
to Join International Partnership for Hydrogen Economy
This article is one of
many interesting articles on the Web site of H2OcarsBiz. Check
out "Hydrogen and FC Cars" on the side menu, also. |
| Hydrogen
Power. At What Cost?
Although mainly focussing
on the use of hydrogen for stationary power use, this article
looks at both sides of the Hydrogen Power issue. |
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Section
5.13 Alternative Exercise
p. 302
Case Study: Lead Dilemma
4. Research and prepare a one-paragraph summary of other
possible sources (besides lead solder in water pipes) of lead
pollutants in the environment. |
| Sources
of Indoor Air Pollution ¾ Lead (Pb)
The U.S. Environmental Protection Agency's Web site provides useful
factual information about lead indoors. |
| What
is Lead and What Are its Uses?
This page is one of Environment Canada's EnviroFacts articles.
It includes a history of lead, and its effects on humans. and
ducks. |
| Sources
of Lead in the Environment
The Environmental Protection Agency of New South Wales, Australia,
presents and excellent article, complete with diagram, on the
many ways by which lead has entered out environment. |
| It's
Your Health: Effects of Lead on Human Health
This Environment Canada page outlines the effects of lead on human
health, the various sources of lead and lead exposure, and the
Canadian government's role in reducing the risk of lead exposure
to its citizens from all sources. |
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