TY - BOOK AU - Sarmiento, Alphonsus Martin M. TI - Using a home-made Hygrometer in measuring relative humidity (RH) AV - PGS QC 939.H8 .Sa246 2009 PY - 2009/// CY - Las Piñas City, Philippines : PB - Southville International School and Colleges, KW - Hygrometers KW - Design and construction. KW - Humidity KW - Measurement KW - Meteorological instruments KW - Testing. KW - Weather N1 - Includes bibliographical references ER -