BS ISO 21819-1:2018 Fine ceramics (advanced ceramics, advanced technical ceramics). Characteristic of piezoelectric properties under high-load conditions Resonant-antiresonant method under high-temperature conditions

High temperatures
Properties
Piezoelectric materials
Ceramics
Special ceramics

Link: BS ISO 21819-1:2018 Fine ceramics (advanced ceramics, advanced technical ceramics). Characteristic of piezoelectric properties under high-load conditions Resonant-antiresonant method under high-temperature conditions
Source: BSI Standards

BS ISO/IEC 7811-7:2018 Identification cards. Recording technique Magnetic stripe: High coercivity, high density

Cards
Machine-readable materials
Data media
Coercivity
Recording tracks
Identity cards
Physical properties of materials
Magnetic cards
Magnetic recording
Data recording
Magnetic stripes
Identification methods
Coding (data conversion)

Link: BS ISO/IEC 7811-7:2018 Identification cards. Recording technique Magnetic stripe: High coercivity, high density
Source: BSI Standards

BS ISO 80601-2-79:2018 Medical electrical equipment Particular requirements for basic safety and essential performance of ventilatory support equipment for ventilatory impairment

Lungs
Performance testing
Medical equipment
Safety measures
Breathing apparatus
Domestic
Equipment safety
Artificial respiration
Electrical medical equipment
Respirators
Medical breathing apparatus
Performance

Link: BS ISO 80601-2-79:2018 Medical electrical equipment Particular requirements for basic safety and essential performance of ventilatory support equipment for ventilatory impairment
Source: BSI Standards