Background: Metastatic carcinoma manifesting as a mass in external auditory canal (EAC) is very rare, and prostatic adenocarcinoma (PA) presenting firstly as a mass of EAC has not Trains been reported.Aim: To report a case of PA manifesting as only a mass of EAC.Case report: A 77-year-old man presented a right EAC mass.Otoscope identified a small m

Feeds costs are the largest cost in livestock business, which reaches 60-70% of all production costs.Feed costs can be reduced by using alternative feed ingredients that have high value, relatively cheap prices, easy to obtain and safe for consumption, and ones of its is Azolla pinnata.This study used a Completely Randomized Design (CRD) method wit

One commonly used lubricant in BEDSIDE rolling bearings is grease, which consists of base oil, thickener and small amounts of additives.Commercial greases are mostly produced from petrochemical base oil and thickener.Recently, the development of base oils from renewable resources have been significantly focused on in the lubricant industry.However,

Aim.The article is devoted to the representation of utilitarianism as the philosophy of education.The main problem is the relevance of utilitarian strategies for the present stage of development of education in Russia.Methods, results and scientific Sand Toys novelty.Utilitarianism is presented as an educational strategy, nominating at the forefron