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Elements and Performance Criteria

1. Prepare for work
   • Identify appropriate specifications and procedures, and discuss any issues or problems with customer and work team
   • Identify hazards and workplace safety requirements
   • Record description of the job, compare with specification and plan work activities
   • Prepare equipment in accordance with job requirements
2. Perform glass coating operations
   • Identify, select and prepare appropriate grades of glass, coating materials, abrasives, solutions and finishing agents as appropriate for the job
   • Clean and prepare glass as required for coating operation
   • Perform glass coating operation according to standard procedure
   • Perform post-coating procedures to maintain coated surface
   • Perform coating removal processes
   • Ensure appropriate disposal of all waste
3. Perform glass grinding operations
   • Identify and prepare grinding tools as required for procedure
   • Select appropriate abrasives for grinding operations
   • Perform grinding and repairing/re-grinding processes as appropriate
   • Test ground surfaces to ensure they meet compliance requirements
   • Identify and rectify problems that arise during operations
4. Perform glass finishing operations
   • Establish finishing requirements for the job
   • Perform finishing procedures as required for job
5. Maintain a safe work environment
   • Use established safe work practices and personal protective equipment (PPE) to ensure safety of self and other workers
   • Minimise the generation of wastes
   • Ensure the safe disposal of wastes
   • Clean, care for and maintain work area, equipment and tools
   • Report any hazards or incidents according to workplace procedures
6. Maintain records
   • Record data in accordance with workplace requirements
   • Maintain glass apparatus and system equipment logs in accordance with workplace requirements
   • Ensure security and confidentiality of workplace information

Range Statement

This field allows for different work environments and conditions that may affect performance. Essential operating conditions that may be present (depending on the work situation, needs of the candidate, accessibility of the item, and local industry and regional contexts) are included.
Standards, codes, procedures and/or workplace requirements	Standards, codes, procedures and/or workplace requirements include the latest version of one or more of: Australian and international standards covering the requirements for the laboratory safety; quality and environmental management; and labelling, storage, handling and transport of hazardous materials national work health and safety (WHS) standards and codes of practice specific codes, guidelines and procedures, such as principles of good laboratory practice (GLP) workplace documents, such as standard operating procedures (SOPs); quality and equipment manuals; maintenance schedules; material safety data sheets (MSDS); safety procedures; material, production and product specifications; production and laboratory schedules; workplace recording and reporting procedures; and waste minimisation and safe disposal procedures
Hazards	Hazards include, but are not limited to, one or more of: glass dust sharps and broken glassware residues on used glassware, such as mercury heat sources, such as burners and ovens fluids under pressure (acetylene and oxygen) cuts associated with glass grinders and cutters manual handling of heavy bags, containers and equipment
Safety procedures	Safety procedures include, but are not limited to, one or more of: ensuring access to service shut-off points recognising and observing hazard warnings and safety signs correct labelling of samples and hazardous materials extracting dust following established manual handling procedures handling and storing hazardous materials and equipment in accordance with labels, MSDS, manufacturer instructions, and workplace procedures and regulations regular cleaning and/or decontamination of equipment and work areas using PPE, such as heat resistant gloves, safety glasses, goggles, face guards, coveralls, respirators and safety boots
WHS and environmental management requirements	WHS and environmental management requirements include: · complying with WHS and environmental management requirements at all times, which may be imposed through state/territory or federal legislation. These requirements must not be compromised at any time · applying standard precautions relating to the potentially hazardous nature of samples accessing and applying current industry understanding of infection control issued by the National Health and Medical Research Council (NHMRC) and State and Territory Departments of Health, where relevant

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Performance Evidence

Evidence of competence in this unit must satisfy all of the requirements of the elements and performance criteria, and include demonstration of:

safely performing glass coating operations, including:

cleaning and preparation of glass surfaces

preparing coating solutions

coating/strip coating and dedicated coating

protecting coated surfaces

electroplating

removal/partial removal of coating

metal coating glass surfaces or applying opaque treatments to industry standards

safely performing glass grinding operations, including:

grinding and hand lapping glass to be used in fabrication and for a precision fit

selecting abrasives and metal grinding tools

interpreting specifications for glass-ground joints

testing ground surfaces for leakage

preparing glass stopcocks

safely performing glass finishing operations, including:

cleaning, rinsing and drying

evacuating and sealing

metallising

flame and/or mechanical polishing

following safe work practices and recommended procedures for glass coating, grinding and finishing operations

selecting appropriate grades of glass, coating materials, abrasives and finishing agents for specific jobs

identifying atypical situations or problems and taking appropriate actions

minimising waste

communicating with customers/research team to confirm specifications and timelines and to seek advice or additional information when necessary

recording and reporting work results.

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Knowledge Evidence

Must provide evidence that demonstrates knowledge of:

use of glassblowing materials, equipment, tools and techniques

chemistry of coating materials and coating process

theoretical and practical principles of materials and processes for glass coating, glass grinding and glass finishing

theory of equipment operation and use

common faults in coating, grinding and finishing operations and methods for control

safety procedures relevant to coating, grinding and finishing operations

waste disposal procedures

relevant hazards, work health and safety (WHS) and environment requirements.

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