Difference between brown eyed susan and black eyed susan flower

You can probably find something on here! it has a whole article, but im not going to put the thing or else will delete my comment. the website is "garden in a city" and look up what u are looking for.

Answer : romans built laws to manage the pollution which was lead by smoke produced by the factories.

they had the law tat factories that produces smoke cannot be built near residential buildings.

building of proper sewage system was done to ensure that the waste is carried away from the humans so that they do not get diseases from it.

also they built water systems to provide water in those areas which are drought prone.

Bis the