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.
Hanyu Pinyin Romanization (simplified Chinese: æ±è¯­æ¼é³; traditional Chinese: æ¼¢èªæ¼é³; literally: Han Chinese spelling of sounds), often abbreviated to pinyin, is the official romanization system for Standard Chinese in mainland China and to some extent in Taiwan.