Quality Assurance
Quality Assurance
Quality Assurance (QA) is a systematic approach dedicated to instilling confidence that quality requirements will be consistently met throughout processes, products, or services. By establishing robust standards, controls, and verification mechanisms, QA ensures that outputs align with predefined expectations and industry benchmarks. Internally, it empowers management with the assurance that operations are under control and risks are mitigated. Externally, it reinforces trust among customers, regulatory bodies, government agencies, and certifying authorities—demonstrating a commitment to compliance, reliability, and continuous improvement. Ultimately, QA serves as both a safeguard and a strategic asset in delivering excellence with integrity.
Quality Control
Quality Control (QC) is a critical function that ensures products meet established quality standards before reaching the customer. By systematically inspecting, testing, and verifying outputs against predefined criteria, QC provides tangible evidence that quality requirements have been fulfilled. This process instills internal confidence among management that operations are delivering consistent, compliant results, while externally assuring customers, regulatory bodies, government agencies, and certifiers that only acceptable, reliable products have been shipped. In manufacturing, QC acts as the final safeguard—protecting brand reputation, reducing risk, and reinforcing trust across the value chain.
Philosophy
Standards
- ISO 9000 family
- Customer specifications
- Manufacturing specifications
Inspections
- Scheduled to specification
- Frequency by product produced
- Audits of end-to-end processes
Compliance
- Compliance and exceptions
- Conformance and exceptions
- Certificates (Conformance and Analysis)
Methodology
Offline Measures
- Laboratory: chemical, analytical
- Gauges: dimensions, weight, force
Online Measures
- Cameras: vision inspection, light testers
- Sensors: temperature, pressure
- Gauges: automatic measurement, x-ray
Attribute Measures
- Visual: defects
- Product performance: Pass/Fail
- Operational readiness: lubricate, cleaning, calibration
Web-based Visualisations
- Real time
- Colour coded
- Trends (Statistical Process Control)
Management Reports
- Standard Reports
- Open architecture
- Microsoft PowerBI