gptkb:metric_system
chemical nomenclature
role of oxygen in combustion
combustion theory
identification of elements
quantitative chemical experiments
respiration studies
role of oxygen in animal metabolism
role of oxygen in respiration
role of oxygen in rusting
understanding of acids
use of balance in chemistry
gptkb:law_of_conservation_of_mass
helping develop modern chemistry
naming and discovering hydrogen
naming and discovering oxygen
disproving phlogiston theory