[Â§ 187.] (a) It shall be unlawful, for the purpose of this section only, in an industry or activity affecting commerce, for any labor organization to engage in any activity or conduct defined as an unfair labor practice in section 8(b)(4) of the National Labor Relations Act [section 158(b)(4) of this title].. [Â§152.] When used in this Act [subchapter]--. (1) The term person includes one or more individuals, labor organizations, partnerships, associations, corporations, legal representatives, trustees, trustees in cases under title 11 of the United States Code [under title 11], or receivers.
Unsaturated hydrocarbons are hydrocarbons that have double or triple covalent bonds between adjacent carbon atoms. Those with at least one carbon to carbon double bond are called alkenes and those with at least one carbon to carbon triple bond are called alkynes.
Alkenes and alkynes. Hydrocarbons with only CC single bonds are known as saturated hydrocarbons. If a hydrocarbon contains double and/or triple bonds, it is known as unsaturated. The molecule ethylene (CH) contains a carbon double bond and is officially referred to as ethene, although the name ``ethylene'' is more commonly used. Similarly, the molecule acetylene (CH) contains a carbon triple bond and has the official name ethyne.