Thingiverse
Oxygen by WillandMrData2
by Thingiverse
Last crawled date: 4 years, 10 months ago
oxygen gas,
Oxygen: a nonmetallic bivalent element that is normally a colorless odorless tasteless nonflammable diatomic gas; constitutes 21 percent of the atmosphere by volume; the most abundant element in the earth's crust. O, atomic number 8.
Oxygen: a nonmetallic bivalent element that is normally a colorless odorless tasteless nonflammable diatomic gas; constitutes 21 percent of the atmosphere by volume; the most abundant element in the earth's crust. O, atomic number 8.