Old whitewash or peeling paint must be removed
The quality of the tools directly affects the result <a href="https://obelisk-orel.ru/content/pgs/voennaya_tehnika_i_vozdeystvie_na_obschestvennoe_mnenie_bolyshe_chem_prosto_ghelezo.html">https://obelisk-orel.ru/content/pgs/voennaya_tehnika_i_vozdeystvie_na_obschestvennoe_mnenie_bolyshe_chem_prosto_ghelezo.html</a>