PD IEC TS 63001:2019 Measurement of cavitation noise in ultrasonic baths and ultrasonic reactors

Ultrasonic frequencies
Piezoelectric devices
Radiology apparatus (medical)
Ultrasonic devices
Ultrasonics
Measurement characteristics
Liquids
Hydrophones
Test equipment
Ultrasonic medical apparatus
Acoustics
Medical equipment
Acoustic measurement

Link: PD IEC TS 63001:2019 Measurement of cavitation noise in ultrasonic baths and ultrasonic reactors
Source: BSI Standards

PACAC holds one-off session examining constitutional implications of Commons procedure ahead of votes on Brexit ‘Plan B’

The Brexit process has shone fresh spotlight on how Parliament and Government interact, inside the Commons chamber and beyond. Amendments seeking to direct the Government, such as that which compelled the Prime Minister to return to the Commons with her Brexit ‘Plan B’ on Monday 21 January, are one reason why the level of interest in parliamentary procedure has never been higher.

Link: PACAC holds one-off session examining constitutional implications of Commons procedure ahead of votes on Brexit ‘Plan B’
Source: Parliamentary News