Add spaces: Bytheshown,Itisnecessarytonotethatitisagameofcontrast.

Answer: By the shown, It is necessary to note that it is a game of contrast.

Add spaces: Instrumentcluster-Keyfeatures:VOLVOTRUCKS

Answer: Instrument cluster - Key features : VOLVO TRUCKS

Add spaces: HehadthemisfortunetolosebothhishandsinalaboratoryaccidentinNovember1907whentheywereburntoffinatransformerexplosion.

Answer:
He had the misfortune to lose both his hands in a laboratory accident in November 1907 when they were burnt off in a transformer explosion.