this is union lab

Yes, is schz holiday, and sch reopen soon. This is time we a computer teacher of "naked" learning center need to clean up the dusty lab.

Cleaning the table including the drawer.

And we sweep out ... "Bird Nest"

No matter how u cleaned, the dust will came back in 1 minute.

This is the dusties in the lab - Curtain.

Used for hundred of year without washed.

The lab is too dirty, two person cleaning for 2days. End up, the lab still dirty.
So we called for 1 more helper- Calvin.

P/S: The lab is used to be so dirty all time... the student still using the lab for study.
No matter how we cleaned, the lab still so dirty, Can u imagine that?