You see its no big deal. You have explained much in detail. These minor typos can be understood. I get spell check in browser in my laptop but not in my desktop, need to figure that out for myself. On the topic of desiccant, I am just thinking what material is used, I think it must be silica gel, unless there is risk of contamination within passenger compartment. The bags are technically named as Molecular Sieves containing the granules. Also any idea if and when the compressor oil can be changed. More often than not this small quantity of oil dries up and kills the compressor, besides the compressor clutch of course.