Locomotives are important vehicles, which serve for towing wagons, i.e., trains.Many factors influence the safe and cost-effective operation of locomotives and trains in general.One of these factors is adhesion at the wheel/rail contact.The adhesion determines how much power the Steamer locomotive can deliver and how the braking system will ensure

The 15Amp Mains Plug Top paper considers the primary types of defensive structures built in the Middle Ages from wood and earth, as well as the methods used for their construction.The author identifies an entire complex of construction methods based on centuries of experience and complex engineering calculations.The medieval wood and earth fortific

In the last BEVERAGES decade, increased awareness of the importance of preserving old masonry structures of cultural heritage has turned to the development of sustainable strategies for their reconstruction and seismic strengthening.This research includes the analysis and determination of the necessary measures due to the assessment of the conditio

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The hepatitis C virus (HCV) infection is an important public health problem, affecting millions of people worldwide.People who inject drugs (PWID) Steamer are at increased risk of HCV infection due to, among other factors, widespread unsafe injecting practices, such as sharing of infected equipment or unprotected sexual practices.In Portugal, there