Laboratory safety

做完實驗餘熱未散　中一生化學堂收拾器材灼傷手 https://hk.news.yahoo.com/%E5%81%9A%E5%AE%8C%E5%AF%A6%E9%A9%97%E9%A4%98%E7%86%B1%E6%9C%AA%E6%95%A3-%E4%B8%AD-%E7%94%9F%E5%8C%96%E5%AD%B8%E5%A0%82%E6%94%B6%E6%8B%BE%E5%99%A8%E6%9D%90%E7%81%BC%E5%82%B7%E6%89%8B-072700292.html Share via Yahoo新聞 App 下載 Yahoo新聞 iOS版 https://goo.gl/8b768Q Android版 https://goo.gl/BNlpEQ