Paper × 841 mm). A1 is half the size of a sheet of A0 (i.e., 594 mm × 841 mm), such that two sheets of A1 placed side by side are equal to one sheet of A0. A2 is half the size of a sheet of A1, and so forth. Common sizes used in the office and the home are A4 and A3 (A3 is the size of two A4 sheets). The density of paper ranges from for tissue paper to for some speciality paper. Printing paper is about . Paper may be classified into seven categories: Some paper types include:
Joss paper a comfortable afterlife. Many temples have large furnaces outside the main gate to burn joss paper. Folding the paper is an important part of the burning ceremony as it distinguishes joss paper from actual money. Burning actual money would be untenable for most people, and is also considered unlucky in Asian cultures. The Joss paper may be folded into specific shapes which are meant to bring on good luck and people tend to burn lavish amounts to ensure that the offering is well received. Every fifteen days business owners in Taiwan burn spirit money in red braziers and set out