The use of chalkboards has been in a steady global decline for several decades due to the introduction of cost-effective whiteboards and whiteboard-painted walls. Nowadays, few in business, education, or other fields prefer to deal with chalkboards since they’re messy, cause chalk dust to be scattered around a room, and are high maintenance, requiring regular cleaning to retain their usefulness, and more staff members to do the cleaning. Also, many children and adults are allergic to chalk dust, providing another reason that schools and businesses are moving away from chalkboards.
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