Safty glass is accidently invented (5 янв 1903 г. – 19 июн 1905 г.)
Описание:
French chemist Edouard Benedictus ,accidently dropped a flask on the ground while the glass broke buy it didn't shatter.Добавлено на ленту времени:
Дата:
5 янв 1903 г.
19 июн 1905 г.
~ 2 years and 5 months