Mnemonic symbol: a Mohawk haircut. It fits the hair "to stand on end" and the character itself looks like a head with a Mohawk haircut facing towards the left.
James II of England (zh) tries out a Mohawk haircut (乍) in the ashram's bathroom (a4).
炸
=
乍
+
火
:
As James II of England (zh) runs into the ashram's bathroom (a4) with his Mohawk (乍) on fire (火) the whole building explodes (炸) since there was a lot of methane from the previous user in the bathroom.
榨
=
木
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窄
:
James II of England (zh) wants to make his own essential oil (榨), so he presses (榨) a Christmas tree (木) through a narrow slit (窄) in the ashram's bathroom (a4).
诈
=
乍
+
讠
:
As James II of England (zh) is using the ashram's bathroom (a4) he studies an advertising column (讠) next to him which urges him to get a Mohawk haircut (乍). After a while he realizes it is just a scheme to deceive (诈) him into giving up his hair so that they can get is DNA.
咋
=
乍
+
口
:
James II of England (zh) is just about to bite a mandarin (口) in the ashram's bathroom (a4) when the mandarin suddenly (咋) shouts (咋) at James, causing his hair to stand on end (乍) like as if he had a Mohawk haircut (乍).