Complete the sentences with the correct form of the word in brackets.
1 Modern ---------- (surgery) still use Lister’s invention.
2 The use of ---------- (antiseptic) became widespread after Lister’s work
was published.
3 Hospitals weren’t ---------- (hygiene) places in the 19th century.
4 There were no anaesthetics or painkillers so surgery was
---------- (terrify) and ---------- (pain) for patients.
5 Lister was a ---------- (medicine) student in London before moving to
Scotland.
6 Lister observed farmers using a ---------- (treat) of carbolic acid on
their cows.