4B [Scope of Convention (issues excluded): statute of limitations, set-off];

8A ; 8B ; 8C [Interpretation of party's statement or other conduct: intent of party making statement or engaging in conduct; Interpretation based on objective standards; Interpretation in light of surrounding circumstances];

25B [Definition of fundamental breach: substantial deprivation of expectation, etc.];

35A [Conformity of goods to contract: quality, quantity and description required by contract];

47A2 [Buyer's right to fix additional period for avoidance: basis for avoidance for delay in delivery];

49A1 ; 49A2 [Buyer's right to avoid contract (grounds for avoidance): fundamental breach of contract; Seller does not deliver or refuses to deliver within additional period set under art. 47];

82B3 [Buyer's inability to return goods in same condition: buyer loses right to avoid unless goods sold or transformed by buyer in normal use]