Quick Answer. When talking about dishwashers, decibels refers to the noise level a dishwasher produces when it is in operation. The quietest dishwashers have decibel ratings around 40 and slightly below, while the noise level in decibels of a normal conversation is about 60.
At the end of the first season, Lucas, Zoe Barnes, and Janine Skorsky had been investigating the murder of Congressman Peter Russo. Primary suspect: Frank Underwood, whom Zoe had been sleeping with to gain political access and further her career. Doug Stamper, Frank's henchman, learned of their investigation and warned Frank, who then pushed Zoe off a train platform to her death. Janine received nude photos of Zoe in her mailbox, and was understandably spooked. She fled to Ithaca, New York, to live with her mother.
Agent May is revealed as someone who was put on Coulsonâs team to keep an eye on him. She has a fling with Ward, who happens to be a spy for the evil organization known as HYDRA. Ward is loyal to Garrett, who turns out to be the Clairvoyant. A massive battle takes place and S.H.I.E.L.D. is completely dismantled. HYDRA has been infiltrating the organization for years. Coulson and the remaining loyal members of his team take down Ward and Garrett. There are casualties though.