Repeated skin contact may result in absorption of harmful amounts. Inhalation: Brief exposure (minutes) is not likely to cause adverse effects. at 100 ppm; higher levels produce eye, nose, and throat irritation and are intolerable at 1000 ppm. Anesthetic effects are seen at or above 1000 ppm.
There are three types of Chinese in general: 1. Mandarin, written using short-form (Simplified Chinese) characters-Mainland China and Singapore 2. Mandarin, written using long-form (Traditional Chinese) characters-Taiwan 3. Cantonese, written using long-form characters-Hong Kong and overseas Chinese.
Standard Chinese (Putonghua/Guoyu/Huayu) is a standardized form of spoken Chinese based on the Beijing dialect of Mandarin. It is the official language of China and Taiwan, as well as one of four official languages of Singapore.It is one of the six official languages of the United Nations.he Dungan language, considered by many a dialect of Mandarin, is nowadays written in Cyrillic, and was previously written in the Arabic script. The Dungan people are primarily Muslim and live mainly in Kazakhstan, Kyrgyzstan, and Russia; some of the related Hui people also speak the language and live mainly in China.