Hydrokinetic turbines, targeting the kinetic energy of fast-flowing currents, are under development with some turbines already deployed at ocean sites around the world. It remains virtually unknown as to how these technologies affect fish, and rotor collisions have been postulated as a major concern. In this study the effects of a vertical axis hydrokinetic rotor with rotational speeds up to 70...

Abstract
 The purpose of this study is to analyze the antibacterial activity various concentrations beluntas leaf extract by examining inhibition zone’s diameter Streptococcus mutans ATCC 25175 bacteria. This type research experimental. was conducted at Chemical Engineering Laboratory State Polytechnic Malang and Biology University Muhammadiyah Malang. from October December 2020. design us...

Background: The problem of malnutrition in Indonesia is a health that has not been fully resolved by the government. Short nutritional status or stunting condition which person's height less than normal based on age and gender. Height one type anthropometric examination indicates poor (malnutrition) long term/chronic. Stunting will have an impact functional disorders such as cognitive abilities...

Dental caries or tooth decay is a breakdown of teeth due to bacterial activities. This phenomenon develops eating problem and produce pain. One of the damages of dental caries in bacterial breakdown is the hard tissues. It may be due to the acid produced from sweet foods onto the tooth surface. Dental caries becomes a major public health concern. One study reports that more than 80% population ...

Sanjad-Sakati syndrome (SSS) is a rare genetic disorder with autosomal recessive pattern of inheritance characterized by hypoparathyroidism, sever growth failure, mental retardation, susceptibility to chest infection, and dentofacial anomalies. A child with SSS was referred to the dental departmentseeking dental help for sever dental caries which was attributed to his dietary habits and quality...

Dental caries is one of the chronic disease oral cavity with a prevalence 45,3% in indonesia. Fluoride substance that could help preventing carries and secondary carries. can also be found restorative materials used dentistry release fluoride ions inside cavity. The aim this study to determine differences different curing time on giomer’s release.The method experimental laboratory design using ...