- [substance] nocivo; [influence] pernicioso, dañino; [effect] perjudicial these rays may be harmful to the eye/one's health estos rayos pueden ser perjudiciales or dañinos para los ojos/la saludMore example sentences
- There are alternative fuels, some less harmful to the atmosphere and some which do no harm at all.
- The Thames has highly dangerous levels of e.coli and other harmful bacteria.
- CFC gas damages the ozone layer which protects the earth from harmful rays from the sun.
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The Lotería Nacional is a Spanish state-run lottery founded in 1812. There is an