Are there self tightening braces?

Are there self tightening braces? Self-ligating braces have no elastic ties. Instead, brackets or clips hold the wires in place. This keeps self-ligating braces always active and moving teeth at a faster pace. Traditional braces have to be tightened with the elastic ties every 4 to 6 weeks. What is self-ligating braces? Rather, self-ligating braces […]

How do you test for hydatid?

How do you test for hydatid? One of the most common ways to diagnose Hydatid Disease is to look for the presence of asymptomatic cysts. Many asymptomatic cysts can be located using Ultrasound Imaging. This technique is identical to that of imaging a developing fetus. What does a hydatid cyst look like? [3] A hydatid […]

What is Campionato Nazionale Primavera?

What is Campionato Nazionale Primavera? The Campionato Nazionale Primavera – Trofeo Giacinto Facchetti, was an Italian football youth competition. It is organised by the Lega Serie A and the participating teams that take part in Serie A and Serie B: the first edition was held in the 1962–63 season, in place of the “Campionato Cadetti”. […]

Do enolates act as nucleophiles?

Do enolates act as nucleophiles? Enolates are nucleophiles and ketones are electrophiles – therefore there is always the potential problem for self condensation. If this is desirable we need to use a base which does not completely deprotonate the carbonyl compound i.e. set up an equilibrium. Are enolates good nucleophiles? Treatment of aldehydes and ketones […]

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