I recommend that an UPS battery supply be added to the local machine equipment list. This will save the machine from electrical surges and outages, giving enough time to properly shut the machine down and save work. An UPS is especially necessary if a network server is being used. Software media care should be a part of the security equation as well. Keep the dust off the floppy, ZIP, and CD disks.
Computers attract dust.
The basic security point is to keep the data media and storage devices clean. That can of compressed air is handy in this case as well. Now, we can discuss how to handle the data. Software and data basic security is knowing exactly where the data is and where it is going. Know who gave you the floppy disk and take care in using it.