The developed mathematical model allows good prediction of the quantity of heat saved based on applied technological parameters. The process of distribution of amino acids between whey and protein clot was studied during thermoacid coagulation of milk fermented by a consortium of bifidobacteria Lactococcus lactis subsp. diacetilactis. Streptococcus thermophiles. https://jalyttlers.shop/product-category/vaccum-flask/