1.   But, above all, better water supplies and the construction of sewers meant improved public hygiene.

2.   A more fruitful approach is to look at Internet security as a kind of worldwide public health problem, and ask how we can improve public hygiene.

3.   Now, tell me, how about gushing pride for public hygiene?

4.   Poor public hygiene also has been blamed for other illnesses.

5.   Green groups are also concerned about the possible public hygiene implications of tonnes of rotten fish carcasses decomposing in the land.

6.   Five Japanese anti-smokers filed the lawsuit last Friday against Hashimoto, claiming his heavy smoking meant he was failing in his duty to improve public hygiene.

7.   They claimed his heavy smoking violated the human rights of non-smokers and he failed to pursue his obligation to improve public hygiene.