-
961.
Recrystallization (Metallurgy)
Subjects
Heat treatment of metals
-
962.
Reduction (Chemistry)
Subjects
Chemical reactions
-
963.
Refractory materials
Subjects
CeramicsMaterials at high temperatures
-
964.
Reinecke salt
Subjects
-
965.
Reverse osmosis)
Subjects
Osmosis
-
966.
Rhenium
Subjects
Transition metals
-
967.
Rhodium
Subjects
-
968.
Ring formation (Chemistry)
Subjects
Chemical reactions
-
969.
Rubies
Subjects
CorundumPrecious stones
-
970.
Rum
Subjects
Liquors
-
971.
Ruthenium
Subjects
Transition metals
-
972.
Salicylic acid
Subjects
Hydroxy acids
-
973.
Saline water conversion
Subjects
Fresh waterSaline watersWater purification
-
974.
Saline waters
Subjects
-
975.
Salinity
Subjects
-
976.
Salt
Subjects
Marine resources
-
977.
Saltpeter
Subjects
Nitrates
-
978.
Salts
Subjects
Chemistry
-
979.
Sämi (Trademark)
Subjects
Trademarks
-
980.
Sampling
Subjects
-
981.
Sanitary chemistry
Subjects
ChemistrySanitation
-
982.
Sapphires
Subjects
CorundumPrecious stones
-
983.
Saturated fatty acids
Subjects
Fatty acids
-
984.
Scanning electron microscopy
Subjects
Electron microscopy
Last updated dated: 04/05/2025