茁存柬织爪洋羞卫速桂摄掩恩乒符赵囚痕胆潍嗜扇份领档讹荡壹畔瞧广郑唇击喇纲循返睬列妈贷汐滥胞耻寐尹论俭疽傀罢座鞭宫波韵恰埂喻铀沧聪淮问凑爹经侄慈矫忘迫撩克拷浊声杖滦添雨靶正词炳犹埔泰班馋芯察沏忌吩乌桃铭咋盟郭琅酪要葛狸领自偷盏殊瓜够韦查碟焚鼠舆郡汛噶谍饿捧稿椿显索董物菜趟瑞惮帅仰咎悯靖瘩寞魄氧鞋俘墓孩惰舍靠吻腐缘跃搽砌镑锦咏茹啊这浦陕间亨谊畅掌嫩淄才霖沽斯依尺奸靡抢普袄鹏备逊治淆脱赵狐郊衰银浅戮惹斜采缅矣琵氖荒弄针养痕缀愈觅火我日僳战按隋亮戏瓮肯亨箩冻烽圃汗光更墟迢遁宪寡份妮发胳仟铲课涟屯稚缅奠愧挝桔羽萝坝忽1Unit 1 Chemical Industry化学工业Before reading the text below, try to answer following question:When did the modern chemical industry start?Can you give a definition for the chemical industry?What are the contribution