私が大学卒業して社会人になった頃もそうでしたが、最初のチャンスって小さいんですよね。 On the list of to start with recognised experiments on the relationship in between combustion and air was done via the 2nd-century BCE Greek writer on mechanics, Philo of Byzantium. In his operate Pneumatica, Philo observed that inverting a vessel more than a burning candle and bordering the vessel's https://asenacaz838jzp2.blogdal.com/profile