zinc
tin
copper
aluminium
C. copper
tuberculosis
cancer
typhoid
malaria
sodium chloride in water
iodine in alcohol
sulphur in carbon disulphide
Potassium iodide in water
cement an limestone
cement and sand
cement and gravel
cement, sand and gravel
Europeans
Egyptians
Asians
Americans
oleic acid
acetic acid
palmitic acid
stearic acid
nitrates
nitrites
hyponitrates
nitrides
potassium and lead silicates
zinc and barium borosilicates
potassium and calcium silicates
sodium and calcium silicates
tungsten
nickel
manganese
chromium
silica, sodium nitrate and soda ash
silica, limestone and sodium nitrate
silica, sodium oxide and limestone
silica, soda ash and limestone
German silver
solder
magnalium
bell metal
nitrogen
helium
neon
argon
urea
methane
acetic acid
benzene
potassium
sodium
red phosphorus
white phosphorus
electrochemistry
physical chemistry
biochemistry
tinctorial chemistry
calcium hydroxide
washing soda
calcium chloride
zeolite
Hydrolysis
Hydrogenation
Dehydration
Dehydrogenation
shaving creams
adhesive tapes
toilet powders
lubricants
xenon
krypton
argon
helium
nuclear' fusion
radioactive disintegration
nuclear fission
chemical decomposition
chlorine
mercury
water
iodine
pyrex glass
flint glass
quartz glass
Crooke's glass
1 and 3
2 and 3
1, 2 and 4
1, 2, 3 and 4
iron with zinc
zinc with iron
copper with silver
silver with gold
annealing
tempering
calcining
galvanising
Chadwick
Madam Curie
Becquerel
Aston
Law of Multiple Proportions
Law of Definite Proportions
Law of Conservation of Mass
Law of Reciprocal Proportions
adrenalin
thyroxin
insulin
epinephrine
isobars
isotopes
isomorphs
isomers
brimstone and silica
limestone and clay
brimstone and clay
brimstone and limestone
sublimation
oxidation
reduction
decomposition