Static charge can build up on the inside of the plastic chamber. This kişi attract particles of medicine, and reduce the output when the spacer is used. An acute exacerbation is more commonly known bey a 'flare-up'. An acute exacerbation of chronic obstructive pulmonary disease (COPD) is a sudden worsening https://www.fcc.gov/fcc-bin/bye?https://tr.wikipedia.org/wiki/Vitamin