'In 1844 Horace Wells became the first to have a tooth pulled while under the influence of this gas'
nitrous oxide (laughing gas)
GASES: In 1844 Horace Wells became the first to have a tooth pulled while under the influence of this gas
In 1844 Horace Wells became the first to have a tooth pulled while under the influence of this gas
In 1844 Horace Wells became the first to have a tooth pulled while under the influence of this gas
GASES
nitrous oxide laughing gas
GASES