The study of cavitation inception in liquids rarely yields reproducible data, unless special control is taken on the cleanliness of the experimental environment. In this paper, an experimental technique is demonstrated which allows repeatable measurements of cavitation activity in liquid-particle suspensions. In addition, the method is noninvasive: cavitation bubbles are generated using a shock...

Almost all loss of teeth results from either caries or periodontoclasia. These two diseases can be prevented by the necessary personal oral hygiene. They cannot be prevented in any other way now known. The purpose of this paper is to present the oral hygiene procedure every person must follow in order to entirely prevent these diseases and their consequences, and in order to maintain the state ...

INTRODUCTION A growing proportion of the global population rely on shared sanitation facilities, despite their association with adverse health outcomes. We sought to explore differences between neighbour-shared and communal latrines in terms household demographics, accessibility, facilities and use. METHODS We conducted surveys among 295 households relying on shared sanitation in 30 slums in ...

Robots performing service tasks such as cooking and cleaning in human-centric environments require knowledge of certain environmental states in order to complete tasks successfully. For example, storage locations of specific ingredients and utensils are needed for cooking; dirtiness of particular regions of space may be required for efficient cleaning. Typically these task-critical states canno...

Garbage is one of the main issues that harm environment, especially inorganic waste such as disposable masks. Innovative ways to manage or recycle single-use masks need be implemented. This community service aims increase public knowledge about dangers and how household into products with a sale value. The processed handicrafts in form cherry blossom bonsai. method implementing was training mak...

Environmental cleanliness in the Salafiyah Sa'idiyah Islamic boarding school still lacks attention. The amount of trash scattered around school, poor maintenance cottage facilities such as window panes which are rarely cleaned, floors, seldom swept, and bathrooms, poorly maintained, proof that awareness students is relatively low. This problem arises because waste does not get proper handling. ...

Compared with published norms, African Americans endorse significantly more items intended to assess pathological anxiety about contamination on self-report instruments for obsessive-compulsive disorder. The current study suggests that this is not due to greater psychopathology in African Americans, but rather to differences in normal attitudes about cleanliness that also influence responses to...

This study aims to examine the effect of Work Environment and Direct Financial Compensation on Employee Performance Besides, this also Job Satisfaction as an intervening variable. To test these variables, researchers chose Sanitation Environmental Services Unit Pemalang Regency object research. The was conducted by distributing questionnaires 182 Waste Employees in District Agency. Sampling res...

Much has been said in recent years about the lack of environmental cleanliness in hospitals. The House of Lords Select Committee (1998) talked about falling standards in hospital cleaning and, more recently, the government acknowledged in The NHS Plan (Department of Health, 2000) that hospitals were unacceptably dirty. Such comments may affect people's perceptions of hospitals and, rather than ...