Ka ho tswela pele ka "boleng bo hodimo bo botle, ho tlisa kapele, theko e matla", re thehile tshebedisano-mmoho ya nako e telele le bareki ba tswang mose ho mawatle le kahare ho naha mme re fumana maikutlo a bareki ba batjha le ba kgale mabapi le di-additives tsa dijo tsa Acetic acid, Re amohela metswalle e tswang maemong ohle a bophelo ka mofuthu ho tsoma tshebedisano-mmoho le ho hlahisa bokamoso bo ikgethang le bo botle haholo.
Ka ho tswela pele ka "Boleng bo hodimo bo botle, Phano e Potlakileng, Theko e Matla", re thehile tshebedisano-mmoho ya nako e telele le bareki ba tswang mose ho mawatle le kahare ho naha mme re fumana maikutlo a phahameng a bareki ba batjha le ba fetileng bakeng sa, Ha re ntse re lebelletse pele, re tla tsamaisana le dinako, re tswela pele ho theha dihlahiswa tse ntjha. Ka sehlopha sa rona se matla sa dipatlisiso, dibaka tse tswetseng pele tsa tlhahiso, tsamaiso ya saense le ditshebeletso tse hodimo, re tla fana ka dihlahiswa tsa boleng bo hodimo ho bareki ba rona lefatsheng ka bophara. Re le mema ka tieo hore le be balekane ba rona ba kgwebo bakeng sa melemo e kopanetsweng.














Tharollo ea sesupo sa Phenolphthalein e eketsang lijo
Qhibilihisa 1 g ea phenolphthalein ka har'a 100 mL ea ethanol.
Mokhoa oa ho eketsa lijo tsa asiti ea acetic:
Bekha 2.5 g ea sampole ka nepo ho fihlela ho 0.0001 g ka har'a flask e kobehileng e nang le 50 mL ea metsi a se nang carbon dioxide. Kenya marotholi a 3 a tharollo ea phenolphthalein indicator 'me u titrate ka sodium hydroxide titrant (1 mol/L) ho fihlela ho hlaha 'mala o pinki o sa bonahaleng. 1 mL e 'ngoe le e 'ngoe ea sodium hydroxide titrant (1 mol/L) e lekana le 60.05 mg ea li-additives tsa lijo tsa C₂H₄O₂.Acetic acid.