Ask The Dust Essay Examples

dust is the cause of allergies cases such as asthma, coughs, wheezing and itchy eyes that are on the rise in most of the institution. The dust pollutes the air and when inhaled for a long period results in respiratory diseases, chalk dust will dirty your clothes, dust will settle and track itself all over classrooms which call for more cleaning, when equipment like computers, microscopes accumulates their performance is slower which calls for regular servicing which increase maintenance cost. It is limited, only one person can use it at a time and cannot add new contents without wiping the old one. The teacher is forced to involve the students to keep them alert and active. With all these...