Yes it can.
it can cause brain damage
no
no, if there is no visible damage to the fibreglass within a day of it being cleaned off, there should be no permanent damage.
Yes.
Keep it clean.Dust buildup on the heat sinks (especially the CPU) can cause it to overheat and potentially do permanent damage.
One word answer: yes. It is extremely harmful, and proven to cause permanent brain damage.
Playing guitar can cause calluses to form on your fingertips, but it does not typically cause permanent damage to your fingers.
It causes damage to the Esophagus and your lungs also.
ESD
It can be if it goes untreated. It can cause permanent organ damage.
Trace damage in a computer refers to the damage caused on the lines interconnecting all the components on the circuit board. The trace damage will cause your computer not to function properly.
Yes, it can, I've suffered from mono and have permanant nerve damage in my neck.