ethene
Mint is a sweet smelling herb.
Boys like sweet smelling perfumes.
Yes, "sweet-smelling" should be hyphenated when used as a compound adjective before a noun, such as in "a sweet-smelling flower." The hyphen helps clarify that the two words work together to describe the noun. However, if it appears after the noun, as in "the flower is sweet smelling," the hyphen is not necessary.
sweet tarts
John Rolfe
to attract insects
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Hedychuim
Yes, esters are commonly associated with sweet, fruity, and pleasant aromas. They are often used in perfumes, flavorings, and as artificial fruit essences due to their sweet-smelling characteristics.
Hyacinth is one of the sweetest smelling flowers of spring.
Because they believed that disease was carried on foul smelling air so the sweet smelling flowers would have rid the air of the disease.
Sweet smelling urine can indicate serious medical issues, including diabetes. Pregnant women can also have sweet smelling urine. If a person's urine smells sweet, they should probably see a doctor to determine the cause. Once a cause is determined, the doctor can decide on a treatment.