EVALUATION OF COMMERCIAL REVERSE OSMOSIS AND NANOFILTRATION MEMBRANES FOR THE REMOVAL OF HEAVY METALS FROM SURFACE WATER IN THE DEMOCRATIC REPUBLIC OF CONGO

This study evaluates the performance of commercial reverse osmosis (RO) and nanofiltration Accessory (NF) membranes for the removal of metal ions from synthetic water and surface water carried from the north-west of Lake Tanganyika in the city of Uvira, in the east of the Democratic Republic of Congo.Metal ion analyses were performed by the standar

Temporal arteritis (TA) is a large-vessel vasculitis mostly seen in older patients.Amyloid A (AA) amyloidosis secondary to a chronic inflammation induces multiple organ dysfunctions, including a dysfunction of the gastrointestinal tract.Herein, we present a case of TA complicated by AA amyloidosis that was resistant to oral and intravenous steroids

The syndrome of transient headache and neurologic deficits MSM with cerebrospinal fluid lymphocytosis (HaNDL syndrome) is a self-limited condition.Confusional states are uncommonly reported as a clinical manifestation of this syndrome.Here, I report a 76-year-old female who presented with headache, confusion, and agitation with a mild CSF lymphocyt

In recent years, a significant number of theorists from the fields of economics, law, philosophy and sociology extensively deals with the T-Shirt concept of corporate social responsibility, and he, in spite of substantial dilemma, a number of outstanding issues and the different models, though widely accepted.After defining the basic concepts, over

Objective In the DC (direct current) traction power supply system of urban rail transit, excessive rail potential and stray current issues are persistent problems and common ailments for operational routes.Therefore, it is necessary to summarize and generalize the rail potential suppression technology in urban rail transit running rail circuit retu