For over 25 years, Royal Distributing have been well established in the Canadian powersports industry. Providing you with quality brand name products to keep you riding whether it be a snowmobile, ATV, UTV, motorcycle, motocross, bicycles or marine and…
FortNine is an online store for motorcycle gear and motorcycle accessories in Canada. Our goal is to service Canadian riders with the most extensive selection of Motorcycle Helmets, Motorcycle Jackets, Motorcycle Pants, Motorcycle Gloves, Motorcycle…
Agility Fuel Solutions is the leading global provider of highly-engineered and cost-effective compressed natural gas, liquid natural gas, propane, and hydrogen fuel systems and Type 4 composite cylinders for medium- and heavy-duty commercial vehicles.…
Save energy costs with Maxsys Fuel Systems
Reduce your carbon footprint and promote energy efficiency
Maxsys Fuel Systems Ltd is a US owned clean tech company based in the UK. They provide an established and scientifically recognised fuel saving…
UCAL Fuel System Limited offers comprehensive Fuel Management Systems for Automotive sector. The company also manufactures pumps, emission control parts and various components for both ferrous and non ferrous material. From high pressure die casting to…
FineLine Fuel Systems, a family owned and operated business, manufactures fuel system components for the automotive industry, in a small town in Nova Scotia. We're a team of hard working, honest people joined together by a passion to build a superior…
Weldon Pump has been designing, engineering, and manufacturing quality fuel pumps and fluid systems for a wide range of aircraft since 1942.
Weldon’s strong commitment to excellence with Made-in-America quality has evolved into a comprehensive line of…
Airtex Fuel Delivery Systems is the leading North American automotive aftermarket manufacturer of fuel pump parts including:
Electric fuel pumps
Mechanical fuel pumps
Modular reservoir assemblies
In-tank sender and hanger assemblies
More than 80 years of…
Tlenki
Tlenki są to dwuskładnikowe związki pierwiastków z tlenem, w których występuje on na stopniu utlenienia -II.
Tlenki metali w ogromnej większości przypadków są ciałami stałymi (CaO, Al2O3, PbO),
tlenki niemetali występują najczęściej w stanie…
Co to jest układ okresowy..?
Współczesny wygląd układu okresowego zawdzięczamy Nielsowi Bohrowi, który podzielił go na grupy i okresy.
Grupy zazwyczaj wypisuje się w kolumnach, a okresy w rzędach.
Grupy dzieli się na grupy główne i grupy poboczne.
W…