The variety of shielding gases used in arc welding can be a confusing topic. However, the use of an external shielding gas is a necessary component for some processes, as it is a requirement for surrounding and protecting the arc and molten weld metal from contamination by the atmosphere.
Consonant Digraphs. Second Grade. Spelling/Phonics. Consonant Digraphs Consonant digraphs are two (or three) letters that come together to make one sound. The difference between blends and digraphs is that blends are two letters that make two sounds and digraphs make one sound.onsonant Digraphs. Second Grade. Spelling/Phonics. Consonant Digraphs Consonant digraphs are two (or three) letters that come together to make one sound. The difference between blends and digraphs is that blends are two letters that make two sounds and digraphs make one sound.
â¢ PLOSIVE CONSONANT (noun). The noun PLOSIVE CONSONANT has 1 sense: 1. a consonant produced by stopping the flow of air at some point and suddenly releasing it. Familiarity information: PLOSIVE CONSONANT used as a noun is very rare. consonant produced by stopping the flow of air at some point and suddenly releasing it. Classified under: Nouns denoting communicative processes and contents. Synonyms: occlusive; plosive; plosive consonant; plosive speech sound; stop consonant; stop.