Most antifreeze solutions contain high levels of ethylene glycol, an ingredient that, once metabolized, is extremely toxic to dogs and cats. Pets are often attracted to the liquid because of its sweet taste. Even small amounts can be lethal to animals.
Wiktionary(0.00 / 0 votes)Rate this definition: arduous(Adjective) Needing or using up much energy; testing powers of endurance. The movement towards a peaceful settlement has been a long and arduous political struggle.
I trust that the labour and hazard of an investigation - of which the smallest results have been slowly pieced together, in the pressure of arduous avocations, under grinding penurious apprehensions, at rise of morn, at dewy eve, in the shadows of night, under the watchful eye of one whom it were superfluous to call Demon - combined with the struggle of parental Poverty to turn it, when completed, to the right account, may be as the sprinkling of a few drops of sweet water on my funeral pyre.