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They by themselves produce little or no pollution. The pollution comes from the manufacture of the blackboard and book. There may be chemicals in the blackboard and book that can leech out, but it is probably extremely small. I work in a paper mill and we monitor the pollution we produce from the paper making process very closely and we try very hard to minimize that pollution.
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∙ 12y ago
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What are blackboards consisted of?
Blackboards are made of slate.
What is the duration of Blackboards?
The duration of Blackboards is 1.42 hours.
What rock is used for blackboards?
Blackboards were originally made of slate. Modern "blackboards" are white and are made of synthetic materials.
When was Blackboards created?
Blackboards was created on 2000-10-25.
Can wind cause pollution?
No, wind does not cause pollution
What type of rock are blackboards made of?
Slate is the type of rock to make blackboards.
Is air pollution cause landslides?
no air pollution does not cause landslides
How does matter cause pollution?
Matter does not cause pollution. Human beings do.
What are the fossil fuels that do not cause pollution?
There isn't any fossill fuels that don't cause pollution. All fossil fuels cause pollution.
Does a computer cause pollution?
No, computers themselves do not cause pollution. However, they could be a source of pollution if improperly disposed of.
How do plastic bags cause pollution?
they cause pollution because it is harmful to the environment.
How do you protect your school property?
in your school there must be blackboards , chairs , desks , library having books and magazines and laboratories having various equipments and instruments
