Sentences of a paragraph are given below in jumbled order. Arrange the sentences in the right order to form a meaningful and coherent paragraph.
A. Scientists today understand that mercury is extremely poisonous and so it is used in very few products.
B. Nevertheless, there is still a significant amount of mercury in something that we eat quite regularly: fish.
C. However, in the past mercury was used in many common household objects including certain kinds of medicines.
D. Mercury is a highly toxic metal found in neon signs, fluorescent lights, and some kinds of telescopes.
E. Today, most household objects no longer contain mercury, and most people are not exposed to it at their jobs.