A closure (40, 40B, 40E) for use with a container (44, 44B, 44E), the container (44, 44B, 44E) having an opening between an exterior of the container (44, 44B, 44E) and an interior of the container (44, 44B, 44E) where a fluent substance may be stored, said closure (40, 40B, 40E) comprising: A. a body (54, 54B, 54E) for being located at the opening of the container (44, 44B, 44E), said body (54, 54B, 54E) defining a central axis (30, 30B, 30E) and having a pour spout (72, 72B, 72E) defining an interior surface (80, 80B, 80E), said interior surface (80, 80B, 80E) defining at least a portion of a passage (132, 132B, 132E) for communicating with the container interior to permit the flow of a fluent substance through said body (54, 54B, 54E); B. a closing element (56, 56B, 56E) for being removably attached to said body (54, 54B, 54E), said closing element (56, 56B, 56E) defining i. an outer wall (120, 120B, 120E) for being mounted around at least a portion of said pour spout (72, 72B, 72E) of said body (54, 54B, 54E), ii. a cover (130, 130B, 130E) that extends laterally inwardly from said outer wall (120, 120B, 120E), and iii. at least one closing element lateral projection (220, 210E) extending laterally from said closing element (56, 56B, 56E); and wherein said closure (40, 40B, 40E) is characterized in that said body (54, 54B, 54E) includes a flexible, crushable seal (200, 200B, 200E) located laterally outwardly of said pour spout (72, 72B, 72E), said body (54, 54B, 54E) including at least one body lateral projection (210, 210B, 220E) extending laterally from said body (54, 54B, 54E); wherein said closing element (56, 56B, 56E) and said body (54, 54B, 54E) have a closed condition, wherein in said closed condition (i) said flexible, crushable seal (200, 200B, 200E) seals between said closing element (56, 56B, 56E) and said body (54, 54B, 54E) and (ii) said at least one body lateral projection (210, 210B, 220E) confronts said at least one closing element lateral projection (220, 210E) to inhibit separation of said closing element (56, 56B, 56E) away from said body (54, 54B, 54E) along said central axis (30, 30B, 30E). A. a body (54, 54B, 54E) for being located at the opening of the container (44, 44B, 44E), said body (54, 54B, 54E) defining a central axis (30, 30B, 30E) and having a pour spout (72, 72B, 72E) defining an interior surface (80, 80B, 80E), said interior surface (80, 80B, 80E) defining at least a portion of a passage (132, 132B, 132E) for communicating with the container interior to permit the flow of a fluent substance through said body (54, 54B, 54E); B. a closing element (56, 56B, 56E) for being removably attached to said body (54, 54B, 54E), said closing element (56, 56B, 56E) defining i. an outer wall (120, 120B, 120E) for being mounted around at least a portion of said pour spout (72, 72B, 72E) of said body (54, 54B, 54E), ii. a cover (130, 130B, 130E) that extends laterally inwardly from said outer wall (120, 120B, 120E), and iii. at least one closing element lateral projection (220, 210E) extending laterally from said closing element (56, 56B, 56E); and i. an outer wall (120, 120B, 120E) for being mounted around at least a portion of said pour spout (72, 72B, 72E) of said body (54, 54B, 54E), ii. a cover (130, 130B, 130E) that extends laterally inwardly from said outer wall (120, 120B, 120E), and iii. at least one closing element lateral projection (220, 210E) extending laterally from said closing element (56, 56B, 56E); and said body (54, 54B, 54E) includes a flexible, crushable seal (200, 200B, 200E) located laterally outwardly of said pour spout (72, 72B, 72E), said body (54, 54B, 54E) including at least one body lateral projection (210, 210B, 220E) extending laterally from said body (54, 54B, 54E); wherein said closing element (56, 56B, 56E) and said body (54, 54B, 54E) have a closed condition, wherein in said closed condition (i) said flexible, crushable seal (200, 200B, 200E) seals between said closing element (56, 56B, 56E) and said body (54, 54B, 54E) and (ii) said at least one body lateral projection (210, 210B, 220E) confronts said at least one closing element lateral projection (220, 210E) to inhibit separation of said closing element (56, 56B, 56E) away from said body (54, 54B, 54E) along said central axis (30, 30B, 30E).