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.
A titter is an awkward laugh at something that you shouldnât be laughing at, like during dinner when Uncle Marvin makes a joke about your motherâs new hairstyle. If you try to hide your laugh, itâs probably a titter. A laugh that you canât keep in but also canât let out, thatâs a titter. It usually happens in situations where you shouldnât be laughing, like listening to your English teacher talk about a date he went on the night before, or when someone tells you a joke in a library.