Time, is an effortless construction :)
There are freewares that are intended to format your HDD securely to prevent recovery of data. however I've experienced a couple that actually destroyed the HDD that not even low-level format can make it usable.
You might want to try some of those "freewares"
The microwave is fine, I hope no one from my office did that before or all of us will get intoxicated after reheating our food.....
Fill up equipment replacement form.
Then photocopy your ic front and back. staple together and submit to purchasing department.
If fast will take three day to approve. If not it will take not more than 7 days to approval. Any rejection will take less than a day
If you have watch Just Follow Law