A chemical that is toxic to microrganisms. Biocides are ...
An instrument for measuring the atmospheric pressure. It ...
The faint illumination of the dark part of the moon's disk ...
The iceberg that sank the Titanic on April 15, 1912 was ...
The mountain tea is a medicinal herb, which grows on the ...
Mount Pelee is an active volcano at the northern end of the ...
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Terms
Blossaries
Followers
95
10
22
6
4
47
3
28
1