The terminals should be lead strips, and it would be well, owing to the acid fumes which are formed, to coat all brass work, screws, etc., with paraffine wax.
chemistry
пары кислоты
Пары, образующиеся из кислоты; они могут вызывать коррозию и повреждать открытые металлические детали.
Electricity for Boys
"Electricity for Boys" by James Slough Zerbe is a practical guide written in the early 20th century. This work falls within the category of educational publications aimed at teaching young boys the fundamental concepts and applications of electricity through hands-on experiments. It emphasizes the importance of practical experience and experimentation over theoretical knowledge alone. The beginning of the text introduces the fascinating world of electricity, stressing the value of learning through practical application while experimenting with various tools and techniques. Zerbe explains that electricity can be understood better when boys engage directly with the material rather than through rote memorization of its principles. He lays out the book's fundamental approach to education, which involves experimenting, building, and discovering the principles that govern electrical phenomena. This foundational philosophy sets the stage for the more detailed chapters on specific electrical concepts and devices, reflecting a broader goal of fostering critical thinking and hands-on learning among young readers.
Inwardly she was simply fuming with rage.
emotion
кипеть от ярости
Быть чрезвычайно злым, особенно сдерживая свой гнев.
A Honeymoon in Space
A Honeymoon in Space is a 1901 novel by George Griffith. It was originally serialized in abridged form in Pearson's Magazine in 1900 under the title Stories of Other Worlds. The scientific romance story depicts a tour of the Solar System, a type of story that was in vogue at the time.