Bleach may kill some strains of mold but not others. Bleach is corrosive and many damage some surfaces. In addition, bleach will not penetrate deeply into semi-porous materials like wood, so it will remove mold on the surface but leave traces of mold behind that will just grow back and spread.
-ly. 1  a suffix forming adverbs from adjectives: gladly; gradually; secondly. 2  a suffix meaning âevery,â attached to certain nouns denoting units of time: hourly; daily. 3  an adjective suffix meaning â-likeâ: saintly; cowardly.
A light-year (or light year, abbreviation: ly[3]) is a unit of length used informally to express astronomical distances. It is approximately 9 trillion kilometres (or about 6 trillion miles).[note 1] As defined by the International Astronomical Union (IAU), a light-year is the distance that light travels in vacuum in one Julian year (365.25 days).[2]