specifications. If your vehicle was originally charged with R12 refrigerant, for example, the oil type specified, 'mineral', will not apply. Additionally, General Motors issues Bulletin # 02-01-39-004B replacing PAG 150 oil with a lower viscocity oil.
The term square in reference to roofing materials refers to 100 square feet of roof area. One square of slate is the amount of slate that it takes to cover 100 square feet of roof area. A 10 foot x 10 foot section of roof would equal one square. So would a 4 foot x 25 foot section. Ditto for a 5 foot x 20 foot.
How many sq feet are in a sq of shingles?   a square of shingles covers a 10 by 10 foot area, or 100 square feet. the actual area of the shingles will be greater, because they overlap.+ 4 others found this useful. Ginny Niemiec.Edit.88    Square feet is area, and area of a rectangle = LW   therefore, A=28x21   A=588. Edit. Share to: 1  The Periodic Table of Elements Life is sustained by a number of chemical elements.