Similarly, before heading out for a camping trip, you can vacuum seal essential gear like GPS unit, compasses, maps etc. The same goes for items like match boxes, batteries, wet wipes, dry set of clothes, and female sanitation products, all which of can be vacuum packed for maximum functionality and minimum space consumption in the backpack.
Disaster preparedness is all about having the right kits in your bag and here too vacuum sealing can help immensely . For instance, you could vacuum seal band aids, gauze tapes, surgical gloves etc into one compact package that will fit snuggly into your mobile first aid bag. Similarly, a vacuum packed kit consisting of rain poncho, space blanket, hand warmers and spare socks can prove very handy in wet and cold conditions.