Wrong ladder use Εxamples to avoid safety ladder use

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<p><span style="font-size: 10pt; font-family: Arial; font-style: normal;" data-sheets-value="{"1":2,"2":"Examples to avoid"}" data-sheets-userformat="{"2":577,"3":{"1":0},"9":0,"12":0}">Examples to avoid</span></p>
Wrong usage & funny pictures
Safety Instructions