This text is missing some spaces, please add them: Whenthefinishedcarswereweighedseverallessonslater,Iexplainedwhypinewasthebestchoice.
When the finished cars were weighed several lessons later, I explained why pine was the best choice.

This text is missing some spaces, please add them: Synthetictanningagentsinmostcasesarenotusedalone,buttogetherwithchromeorvegetabletanningagents,whichgivesaninterestingresult.
Synthetic tanning agents in most cases are not used alone, but together with chrome or vegetable tanning agents, which gives an interesting result.

This text is missing some spaces, please add them: 3kgbiggerweightcapacity.
3 kg bigger weight capacity.