Learn more. If you are erasing the free space of your Mac OS X startup volume, you may see this message:  Your startup disk is almost full. &NewLine;You need to make more space available on your startup disk by deleting files..This is a normal, temporary part of the erase free space process.earn more. If you are erasing the free space of your Mac OS X startup volume, you may see this message:  Your startup disk is almost full. &NewLine;You need to make more space available on your startup disk by deleting files..
Filed under Paper Guide. The standard office copy paper weight is most commonly called â20 lb. bondâ. Standard office copy paper weighs approximately 10.0 lbs per 1000 sheets. When people talk about âoffice copy paperâ, theyâre referring to the types of paper that most people use for their printers and photocopiers at home/work.
In addition, some are tall, some old, some wide, some young, some thin. Many of the trees used to make paper are just chips and sawdust. Some typical calculations: 1  1 ton of 100% virgin (non-recycled) newsprint uses 12 trees. 2  A pallet of copier paper (20-lb. sheet weight, or 20#) contains 40 cartons and weighs 1 ton.3  1 tree makes 16.67 reams of copy paper or 8,333.3 sheets.n addition, some are tall, some old, some wide, some young, some thin. Many of the trees used to make paper are just chips and sawdust. Some typical calculations: 1  1 ton of 100% virgin (non-recycled) newsprint uses 12 trees. 2  A pallet of copier paper (20-lb. sheet weight, or 20#) contains 40 cartons and weighs 1 ton.