LCA Final Actual Exam Questions and CORRECT Answers
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Course
LCA
Institution
LCA
LCA Final Actual Exam Questions and
CORRECT Answers
what is an LCSA? - CORRECT ANSWER- Life Cycle Sustainability Assessment
what reports compose a LCSA? - CORRECT ANSWER- LCA, SLCA, & LCC
ISO 14040/44 (methodological framework) - CORRECT ANSWER- The only
standardized method to assess potenti...
LCA Final Actual Exam Questions and
CORRECT Answers
what is an LCSA? - CORRECT ANSWER✔✔- Life Cycle Sustainability Assessment
what reports compose a LCSA? - CORRECT ANSWER✔✔- LCA, SLCA, & LCC
ISO 14040/44 (methodological framework) - CORRECT ANSWER✔✔- The only
standardized method to assess potential environmental impacts of products along their entire
life cycle
- a compilation and evaluation of the inputs, outputs and potential
environmental impacts of products
What can an LCA do? - CORRECT ANSWER✔✔- • Determining the potential
environmental impacts of a product.
• Identifying (hidden) environmental hotspots of a product.
• Identifying shifts of burden between life cycles and impacts.
Aims of a LCA? - CORRECT ANSWER✔✔- •Identify options for environmental
improvement (i.e. assist ecodesign).
•Inform decision makers.
•Marketing (i.e eco-labels).
Environmental Product Declaration (EPD) - CORRECT ANSWER✔✔- Environmental
report/declaration informing about the environmental impact from goods and services. →
used to communicate LCA results (B2B)
Product Category Rules (PCR) - CORRECT ANSWER✔✔- • Basis for EPDs.
provides specific rules for conducting an LCA for a particular product group.
(specify the functional unit, impact categories and LCIA method)
, what is defined by goal and scope of an LCA? - CORRECT ANSWER✔✔- • What is my
target and why do I want to do an LCA?
• For whom do I want to do it?
• What is my functional unit (and the reference flow)?
• What are the system boundaries?
•Definition of the environmental impact categories
Functional Unit - CORRECT ANSWER✔✔- Defines what precisely is being studied
System boundary - CORRECT ANSWER✔✔- determines which unit processes to be
included in the LCA study. i.e.:
-boundaries between the technological system and nature.
-Geographic area.
-Time scale.
4 main steps in a LCA - CORRECT ANSWER✔✔- 1. Definitaion of goal and scope.
2. Preparation of Life Cycle Inventory (LCI).
3. Life cycle impact assesment (LCIA).
4. Study interpretation.
Life cycle inventory (LCI) - CORRECT ANSWER✔✔- The compilation and quantification
of inputs and outputs for a product throughout its life cycle
Life Cycle Impact Assessment (LCIA) - CORRECT ANSWER✔✔- aims at understanding
and quantifying the significance of the potential environmental impacts of a product
throughout its life cycle
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