In chemical terms, the difference between hardwood and softwood is reflected in the composition of the constituent lignin. Hardwood lignin is primarily derived from sinapyl alcohol and coniferyl alcohol. Softwood lignin is mainly derived from coniferyl alcohol.
Which wood has lignin that comes primarily from one type of alcohol?
Softwood

Leucothea was daughter of Orchamus and sister of Clytia. She fell in love with Apollo who disguised himself as Leucothea's mother to gain entrance to her chambers. Clytia, jealous of her sister because she wanted Apollo for herself, told Orchamus the truth, betraying her sister's trust and confidence in her. Enraged, Orchamus ordered Leucothea to be buried alive. Apollo refused to forgive Clytia for betraying his beloved, and a grieving Clytia wilted and slowly died. Apollo changed her into an incense plant, either heliotrope or sunflower, which follows the sun every day.
Who did Leucothea fall in love with?
Leucothea

Larry Heard, a.k.a. "Mr. Fingers", claims that the term "house" became popular due to many of the early DJs creating music in their own homes using synthesizers and drum machines such as the Roland TR-808, TR-909, and the TB 303.[citation needed] These synthesizers were used to create a house subgenre called acid house.
Why did the term house become popular?
early DJs creating music in their own homes