noun
pyrosulfuric acid; pyrosulphuric acid
Technical term in chemistry; also known as disulfuric acid or oleum when containing excess sulfur trioxide.
焦性硫酸は強い脱水作用を持つ。
Pyrosulfuric acid has a strong dehydrating effect.
実験では焦性硫酸を
In experiments, pyrosulfuric acid must be handled carefully.