I thing what you might have is, Acanthosis Nigricans, it's a skin pigmant disorder, that usually occures in obese people, I have acanthosis nigricans, under my arms, on my inner thies, on my elbows and knees, and behind me knees, and on my arm where my elbow bends.
Dear Angie: I want to hire a reputable air duct cleaning company. Dear Barbara: Weâve seen a lot of reports from Angieâs List members in which they were quoted prices anywhere from $49 to more than $1,000 for the cost of air duct cleaning.
Prices for air purifiers vary depending on the type of device and its size. However, there is generally an air cleaner available for every budget. There are additional costs associated with air purifiers such as the cost of replacing filters, which usually costs about $20 to $200 a year. It may also be necessary to install child-tamper resistant outlets, which cost about $4 to $6 each.