In symptomatic lead intoxication, blood lead levels generally range from 35 to 50 mcg/dL in children and 40 to 60 mcg/dL in adults. Severe toxicity is frequently found in association with blood lead levels of 70 mcg/dL or more in children and 100 mcg/dL or more in adults.
Definitions for razzing. Here are all the possible meanings and translations of the word razzing. Princeton's WordNet(0.00 / 0 votes)Rate this definition: boo, hoot, Bronx cheer, hiss, raspberry, razzing, razz, snort, bird(noun) a cry or noise made to express displeasure or contempt.
To muffle is to quiet a sound, usually by wrapping it with something. If you try to speak with a scarf over your mouth, your voice will be muffled. When a hitman puts a silencer on a gun, he's muffling the sound of gunshots, since muffling makes things quieter. Usually, muffling involves wrapping something around or putting something over a noisy thing. Muffling dampens, tones down, deadens, and dulls. Also, if you hold down your emotions and don't express them, you're muffling them.