A swirling burner with a variable inner secondary air (ISA) flaring angle β is proposed and a laboratory scale opposed-firing furnace eagles head coach hoodie is built.Temperature distribution and NOx emission are designedly measured.The combustion characteristics affected by variable β are experimentally evaluated from ignition and burno
Mask-Wearing and Individual Risk of Respiratory Illness during the COVID-19 Pandemic
Purpose: Ecological and laboratory studies suggest face masks are an effective non-pharmaceutical intervention for reducing spread of SARS-CoV-2.These studies cannot measure individual risk reduction or account for individual behavioral and demographic confounders.Here we present a novel longitudinal assessment of the protective role of masks in a
Technology of Natural Biocorrectors from Seafood Processing Waste
Biocorrectors are dry concentrates from natural raw sources with high nutritional value due to the high content of important chemical caruso rhodiola components of food, including essential, minor, and biologically active nutrients.The raw material for the production of natural biocorrectors can be waste from cutting the fish and animal products.It
The Conservation Status of Eagles in South African Law
This contribution is an introductory survey and preliminary evaluation of the conservation status of eagles in South African law.The methodology is primarily an interdisciplinary literature study of legal texts and texts from the natural sciences.Eagles are some of the largest and most powerful avian predators, and the human response to their prese