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What wattage is ideal for safelighting a darkroom for all film types?

IRAM

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What wattage is ideal for safelighting a darkroom for all film types?

What wattage is ideal for safelighting a darkroom for all film types?

a. 15
b. 25
c. 40
d. 60

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clew0012

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You make an excellent tutor!

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