Lesson 2
PRACTICE EXERCISE
1.
What causes tropical deterioration of films and paper?
a.
Improper handling and equipment
b.
Poor equipment and storage
c.
Heat and humidity
d.
Low humidity and poor exposures
2.
How do you store sensitized materials in the tropics?
a.
Store in unopened containers until used
b.
Store in vehicle
c.
At high temperatures
d.
Store in freezer until ready to use
3.
What is the best storage temperature for films and papers in a refrigerator?
50F or higher
a.
b.
50F or lower
60F or higher
c.
70F or lower
d.
4.
What is silica gel?
a.
A desiccant that absorbs moisture
b.
A solution for protecting metal components
c.
A fungicidal spray that absorbs fungus
d.
A tape for protecting film
5.
How long after exposure should you develop still film?
a.
Within 1 hour
b.
Within 24 hours
c.
Within 48 hours
d.
Within 72 hours
6.
If a silica gel is NOT available what other materials can be used?
a.
Tea leaves or dried rice
b.
Paper bag or leaves
c.
Zip lock bags or rice
d.
Camera case or refrigerator
14
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